4-2. Inverter compressor
¢ Model: AOUH09LUAS1
Check point 1. Check connection
• Check terminal connection of compressor (loose or incorrect wiring)
R(U)
(RED)
S(V)
(WHITE)
C (W)
(BLACK)
Main PCB
• Check terminal connection of main PCB (loose or incorrect wiring)
Main PCB
W402(W)
Compressor
BLACK
WHITE
RED
W400(U)
W401(V)
Check point 2. Check winding resistance
Check winding resistance of each terminal.
Resistance value: 1.975 ±7 % Ω at 77 °F (25 °C)
R(U)
C(W)
S(V)
RED
WHITE
BLACK
If the resistance value is 0 Ω or infinite, replace compressor.
4-2. Inverter compressor - (03-45) - 4. Service parts information
TROUBLESHOOTING
TROUBLESHOOTING
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